{
  "resourceType": "StructureDefinition",
  "url": "http://default.com/fhir/StructureDefinition/T_Observation",
  "name": "T_Observation",
  "status": "draft",
  "fhirVersion": "3.0.1",
  "kind": "resource",
  "abstract": false,
  "type": "Observation",
  "baseDefinition": "http://hl7.org/fhir/StructureDefinition/Observation",
  "derivation": "constraint",
  "differential": {
    "element": [
      {
        "id": "Observation.identifier.period",
        "path": "Observation.identifier.period",
        "max": "0"
      },
      {
        "id": "Observation.identifier.assigner",
        "path": "Observation.identifier.assigner",
        "max": "0"
      },
      {
        "id": "Observation.subject",
        "path": "Observation.subject",
        "type": [
          {
            "code": "Reference",
            "targetProfile": "http://hl7.org/fhir/StructureDefinition/Patient"
          }
        ]
      },
      {
        "id": "Observation.issued",
        "path": "Observation.issued",
        "max": "0"
      },
      {
        "id": "Observation.performer",
        "path": "Observation.performer",
        "max": "0"
      },
      {
        "id": "Observation.dataAbsentReason",
        "path": "Observation.dataAbsentReason",
        "max": "0"
      },
      {
        "id": "Observation.interpretation",
        "path": "Observation.interpretation",
        "max": "0"
      },
      {
        "id": "Observation.comment",
        "path": "Observation.comment",
        "max": "0"
      },
      {
        "id": "Observation.bodySite",
        "path": "Observation.bodySite",
        "max": "0"
      },
      {
        "id": "Observation.method",
        "path": "Observation.method",
        "max": "0"
      },
      {
        "id": "Observation.specimen",
        "path": "Observation.specimen",
        "max": "0"
      },
      {
        "id": "Observation.device",
        "path": "Observation.device",
        "max": "0"
      },
      {
        "id": "Observation.related",
        "path": "Observation.related",
        "max": "0"
      },
      {
        "id": "Observation.component.dataAbsentReason",
        "path": "Observation.component.dataAbsentReason",
        "max": "0"
      },
      {
        "id": "Observation.component.interpretation",
        "path": "Observation.component.interpretation",
        "max": "0"
      }
    ]
  }
}